 | MCBTMPM330 User's Guide |  |
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| Push ButtonsThe three push buttons on the MCBTMPM330 board are: - The Reset (S1) push button connects to the voltage monitor and the power-up reset circuit. This resets the microcontroller.
- The NMI (S2) push button connects to pin N80 of the microcontroller controlling the non-maskable interrupt (NMI) of the TMPM330FDFG device.
- The PH1 (S3) push button connects to pin N31 (Port H, bit 1) of the microcontroller.

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